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Installation and Operating Instructions
Central ventilation units AIR1 XH
Press the
button to enter the "Outside temp. bypass" menu. Press the
OK
OK
and lower limits of the outside air temperature for the night cooling. If values pass above or below the limits, bypass
operation will automatically deactivate.
Bypass active between
Start: 0
Stop: 7
The start and end times for night cooling are set in the "Bypass active between" menu. Press the
button to enter the start and end times. Confirm by pressing the
conditions are fulfilled within the set times.
Block heater after
bypass active for
60 min
This function is used to block the heating function after free cooling for a set time. The setting is carried out by pressing
the
button with the
buttons. Confirm by pressing
OK
OK
Outside air sensor
placed in intake duct
Yes
All units are delivered with an outside air sensor. Press the
pressing
.
OK
OK
2 .3 .15 Sensor-controlled ventilation (Ventilation on demand - VOD)
The sensor-controlled ventilation operation is activated and adjusted using one or more optional air quality sensors.
Sensor-controlled ventil.
(VOD)
Yes →
→ Sensor type
Sensor type
AI2: VOC
Sensor type
AI3: CO2
Sensor-Type
AI4: Rel. Humidity
Press the
button to select "YES" in the "Sensor-controlled operation" menu. Press the
OK
OK
press the
button to select the connected sensor types (AI2, AI3, AI4). After selecting the sensor types, press the
button to enter the sensor settings.
Sensor type
→ CO2/VOC
Humidity
Press the
button to enter the sensor settings. Press the
• Reduced: Activation of the ventilation stage "Reduced" due to the measured sensor value.
• Boost: Activation of the ventilation stage "Boost" due to the measured sensor value.
• Diff: Hysteresis
• Stop time: If the ventilation unit runs at the Boost ventilation stage for longer than 2 hours, the sensor-controlled
ventilation will be interrupted for the set stop time. In case of a setting of 0 hours, the ventilation unit will continue to
run in sensor-controlled mode.
Reduced: 800 ppm
Boost: 1000 ppm
Diff: 160 ppm
Stop time: 2 h
↑
OK
OK
↓
↑
OK
OK
↓
.
OK
OK
↑
OK
OK
↓
button and select YES with the
OK
OK
↑
OK
OK
↓
OK
OK
↓
OK
OK
↓
OK
OK
↓
button and the
OK
OK
44
button and the
button to set the upper
OK
OK
OK
OK
OK
OK
button. The night cooling is activated if all start
OK
OK
OK
OK
OK
OK
buttons. Confirm by
OK
OK
OK
OK
OK
OK
OK
OK
button to select "YES" and
button to set the following settings:
OK
OK
OK
OK
EN
button and the
OK
OK
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